(1970). Admiralty manual of navigation: Vol.II. Her Majesty's Stationery.
Dyfyniad Arddull ChicagoAdmiralty Manual of Navigation: Vol.II. London: Her Majesty's Stationery, 1970.
Dyfyniad MLAAdmiralty Manual of Navigation: Vol.II. Her Majesty's Stationery, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.